When.com Web Search

  1. Ads

    related to: colored contact lenses for hyperopia treatment

Search results

  1. Results From The WOW.Com Content Network
  2. Farsightedness - Wikipedia

    en.wikipedia.org/wiki/Farsightedness

    The simplest form of treatment for far-sightedness is the use of corrective lenses, i.e. eyeglasses or contact lenses. [ 17 ] [ 18 ] Eyeglasses used to correct far-sightedness have convex lenses . [ 19 ]

  3. Orthokeratology - Wikipedia

    en.wikipedia.org/wiki/Orthokeratology

    Orthokeratology lens. Orthokeratology, also referred to as Night lenses, Ortho-K, OK, Overnight Vision Correction, Corneal Refractive Therapy (CRT), Accelerated Orthokeretology, Cornea Corrective Contacts, Eccentricity Zero Molding, and Gentle Vision Shaping System (GVSS), is the use of gas-permeable contact lenses that temporarily reshape the cornea to reduce refractive errors such as myopia ...

  4. Corrective lens - Wikipedia

    en.wikipedia.org/wiki/Corrective_lens

    A pair of contact lenses, positioned with the concave side facing upward. A corrective lens is a transmissive optical device that is worn on the eye to improve visual perception. The most common use is to treat refractive errors: myopia, hypermetropia, astigmatism, and presbyopia.

  5. Optics and vision - Wikipedia

    en.wikipedia.org/wiki/Optics_and_vision

    Contact lenses are worn directly on the surface of the eye. Intraocular lenses are surgically implanted most commonly after cataract removal, but recently for purely refractive purposes. Myopia (short sightedness) requires a divergent lens, whereas hyperopia (far sightedness) requires convergent lens.

  6. Contact lens - Wikipedia

    en.wikipedia.org/wiki/Contact_lens

    Some colored contact lenses completely cover the iris, thus dramatically changing eye color. Other colored contact lenses merely tint the iris, highlighting its natural color. A new trend in Japan, South Korea and China is the circle contact lens, which extend the appearance of the iris onto the sclera by having a dark tinted area all around ...

  7. Refractive error - Wikipedia

    en.wikipedia.org/wiki/Refractive_error

    One style is hard contact lenses, which can distort the shape of the cornea to a desired shape. Another style, soft contact lenses, are made of silicone or hydrogel. Depending on the duration they are designed for, they may be worn daily or may be worn for an extended period of time, such as for weeks. [35] There are a number of complication ...

  1. Ads

    related to: colored contact lenses for hyperopia treatment